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/rocksdb-6.9/docs/_posts/
D2019-03-08-format-version-4.markdown27delta encoding the index values, which are the block handles. This saves the encoding of `BlockHan…
31 restart_point 0: k, v (off, sz), k, v (delta-sz), ..., k, v (delta-sz)
32 restart_point 1: k, v (off, sz), k, v (delta-sz), ..., k, v (delta-sz)
34 restart_point n-1: k, v (off, sz), k, v (delta-sz), ..., k, v (delta-sz)
/rocksdb-6.9/util/
Dbloom_impl.h360 const uint32_t delta = (h >> 17) | (h << 15); // Rotate right 17 bits in AddHash() local
364 h += delta; in AddHash()
370 const uint32_t delta = (h >> 17) | (h << 15); // Rotate right 17 bits in HashMayMatch() local
376 h += delta; in HashMayMatch()
432 const uint32_t delta = (h >> 17) | (h << 15); in AddHash() local
440 h += delta; in AddHash()
467 const uint32_t delta = (h >> 17) | (h << 15); in HashMayMatchPrepared() local
477 h += delta; in HashMayMatchPrepared()
Drate_limiter.cc151 int64_t delta = next_refill_us_ - NowMicrosMonotonic(env_); in Request() local
152 delta = delta > 0 ? delta : 0; in Request()
153 if (delta == 0) { in Request()
156 int64_t wait_until = env_->NowMicros() + delta; in Request()
Dstring_util.cc165 const unsigned int delta = (c - '0'); in ConsumeDecimalNumber() local
168 (v == kMaxUint64 / 10 && delta > kMaxUint64 % 10)) { in ConsumeDecimalNumber()
172 v = (v * 10) + delta; in ConsumeDecimalNumber()
/rocksdb-6.9/db/
Dlog_test.cc214 void IncrementByte(int offset, char delta) { in IncrementByte() argument
215 dest_contents()[offset] += delta; in IncrementByte()
826 size_t delta = header_size - 1; in TEST_P() local
831 std::string part1 = contents().substr(old_sz, delta); in TEST_P()
833 contents().substr(old_sz + delta, new_sz - old_sz - delta); in TEST_P()
869 size_t delta = header_size + 1; in TEST_P() local
874 std::string part1 = contents().substr(old_sz, delta); in TEST_P()
876 contents().substr(old_sz + delta, new_sz - old_sz - delta); in TEST_P()
904 size_t delta = header_size - 1; in TEST_P() local
908 std::string part1 = contents().substr(old_sz, delta); in TEST_P()
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Ddb_test_util.h951 uint32_t* prevSize, Slice delta,
956 Slice delta,
960 uint32_t* prevSize, Slice delta,
964 Slice delta, std::string* newValue);
Ddb_test_util.cc1275 Slice delta, in updateInPlaceSmallerSize() argument
1278 *newValue = std::string(delta.size(), 'c'); in updateInPlaceSmallerSize()
1290 Slice delta, in updateInPlaceSmallerVarintSize() argument
1293 *newValue = std::string(delta.size(), 'c'); in updateInPlaceSmallerVarintSize()
1305 Slice delta, in updateInPlaceLargerSize() argument
1307 *newValue = std::string(delta.size(), 'c'); in updateInPlaceLargerSize()
Dmemtable.h269 const Slice& delta);
Dmemtable.cc1000 const Slice& delta) { in UpdateCallback() argument
1039 delta, &str_value); in UpdateCallback()
/rocksdb-6.9/third-party/folly/folly/detail/
DFutex-inl.h28 auto const delta = time.time_since_epoch(); in time_point_conv() local
29 return TargetTimePoint(duration_cast<TargetDuration>(delta)); in time_point_conv()
32 auto const delta = time - Clock::now(); in time_point_conv() local
33 return TargetClock::now() + duration_cast<TargetDuration>(delta); in time_point_conv()
/rocksdb-6.9/env/
Dmock_env_test.cc75 auto delta = after_sleep - now; in TEST_F() local
77 ASSERT_TRUE(delta == 3 || delta == 4); in TEST_F()
/rocksdb-6.9/utilities/transactions/
Dwrite_prepared_txn_db.h393 uint64_t delta = cs - ps + 1; // make initialized delta always >= 1 in CommitEntry64b() local
395 assert(0 < delta); in CommitEntry64b()
396 assert(delta < format.DELTA_UPPERBOUND); in CommitEntry64b()
397 if (delta >= format.DELTA_UPPERBOUND) { in CommitEntry64b()
404 rep_ = rep_ | delta; in CommitEntry64b()
410 uint64_t delta = rep_ & format.COMMIT_FILTER; in Parse() local
412 assert(delta < static_cast<uint64_t>((1ull << format.COMMIT_BITS))); in Parse()
413 if (delta == 0) { in Parse()
423 entry->commit_seq = entry->prep_seq + delta - 1; in Parse()
/rocksdb-6.9/monitoring/
Dthread_status_util.cc92 uint64_t delta) { in IncreaseThreadOperationProperty() argument
99 thread_updater_local_cache_->IncreaseThreadOperationProperty(code, delta); in IncreaseThreadOperationProperty()
Dthread_status_updater.cc94 uint64_t delta) { in IncreaseThreadOperationProperty() argument
99 data->op_properties[i].fetch_add(delta, std::memory_order_relaxed); in IncreaseThreadOperationProperty()
Dthread_status_util.h69 int code, uint64_t delta);
Dthread_status_updater.h151 int i, uint64_t delta);
/rocksdb-6.9/table/
Dformat.cc112 int64_t delta; in DecodeFrom() local
113 if (!GetVarsignedint64(input, &delta)) { in DecodeFrom()
118 previous_handle->size() + delta); in DecodeFrom()
/rocksdb-6.9/memtable/
Dinlineskiplist_test.cc546 void AdjustPendingWriters(int delta) { in AdjustPendingWriters() argument
548 pending_writers_ += delta; in AdjustPendingWriters()
/rocksdb-6.9/tools/
Ddb_bench_tool.cc5214 double delta = (rand() % band_int - band_int / 2) * noise_ratio; in AddNoise() local
5215 if (origin + delta < 0) { in AddNoise()
5218 return (origin + delta); in AddNoise()
/rocksdb-6.9/db/db_impl/
Ddb_impl.cc720 uint64_t delta = stat.second - stats_slice_[stat.first]; in PersistStats() local
722 ToString(delta)); in PersistStats()
/rocksdb-6.9/
DHISTORY.md416 * Changes the format of index blocks by delta encoding the index values, which are the block handle…